diff --git a/external/bdwgc b/external/bdwgc
index 16a11ba8943d..4d253965d8f1 160000
--- a/external/bdwgc
+++ b/external/bdwgc
@@ -1 +1 @@
-Subproject commit 16a11ba8943d867693a4b59806b597f98040577a
+Subproject commit 4d253965d8f186c9506ed3b32e9ea9736ee60f14